inner and outer planets

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Across
  1. 3. smallest planet in the Solar System and is the closest to the Sun
  2. 6. It is a gas giant with a mass two and a half times that of all the other planets in the Solar System combined
  3. 7. the substance of the land surface; soil.
  4. 8. largest dawrf planet
  5. 10. which planet is shaped more like an egg than a circle
  6. 11. is 17 times the mass of Earth, slightly more massive than its near-twin Uranus.
  7. 13. It is named after the Roman goddess of love and beauty.
  8. 14. dwarf planet and perhaps the second largest Kuiper belt object in the classical population
  9. 16. It is a gas giant with an average radius of about nine and a half times that of Earth.
  10. 17. dawrf planet has the most moons
Down
  1. 1. smallest dawrf planet
  2. 2. Its name is a reference to the Greek god of the sky
  3. 4. planets are most likely made from gas
  4. 5. closest to Earth
  5. 9. It is named after the Roman goddess of love and beauty.
  6. 12. orbits closest to the sun
  7. 15. being larger than only Mercury.